Home / 578,799.40-868,231.92-179,496.96

Finding the Fourth Proportional to 578,799.40, 868,231.92 and 179,496.96

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Solution

The fourth proportional to 578,799.40, 868,231.92 and 179,496.96 is: 269,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,799.40 : 868,231.92 = 179,496.96 : x
  2. Step 2: Convert to fraction form
    578,799.40/868,231.92 = 179,496.96/x
  3. Step 3: Cross multiply
    578,799.40x = 868,231.92 × 179,496.96
  4. Step 4: Simplify right side
    578,799.40x = 155,844,990,214.96
  5. Step 5: Solve for x
    x = 155,844,990,214.96/578,799.40
  6. Step 6: Final answer
    x = 269,255.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.